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cnh |
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#!/usr/local/bin/tcsh -f |
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# |
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# Generate component context switching routines |
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# These routines pop and push the current directory to a sub-directory |
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# called "compname"."number" e.g. push => cd ocn.1/ ; pop => cd .. |
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# |
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# This script generates the c code for this with several embellished finction |
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# names to allow different Fortran bindings. |
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# |
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# |
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if ( $# == 1 ) then |
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set comp_nam = ( $1 ) |
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else |
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set comp_nam = ( ocn ) |
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endif |
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# |
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cat > component_${comp_nam}_context.c <<EOFA |
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#include "unistd.h" |
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#include "dirent.h" |
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#include "stdio.h" |
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#include "errno.h" |
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#ifndef NAME_MAX |
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#define NAME_MAX 4096 |
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#endif |
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#define COMP_NAME "${comp_nam}" |
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#define DB_LEN NAME_MAX+1 |
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#define MAX_COMP_COUNT 32 |
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char return_dir[MAX_COMP_COUNT][DB_LEN]; |
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char run_dir[MAX_COMP_COUNT][DB_LEN]; |
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void Comp_ocn_push_context(int *cId); |
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void Comp_ocn_pop_context( int *cId); |
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void comp_${comp_nam}_push_context(int *cId) |
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{ Comp_${comp_nam}_push_context(cId); } |
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void comp_${comp_nam}_push_context_(int *cId) |
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{ Comp_${comp_nam}_push_context(cId); } |
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void comp_${comp_nam}_push_context__(int *cId) |
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{ Comp_${comp_nam}_push_context(cId); } |
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void _comp_${comp_nam}_push_context__(int *cId) |
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{ Comp_${comp_nam}_push_context(cId); } |
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void Comp_${comp_nam}_push_context(int *cId) |
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{ |
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int rc; |
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if ( *cId > MAX_COMP_COUNT ) { |
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printf("Too many components, need to recompiler \"context\" routines with larger value of MAX_COMP_COUNT\n"); |
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exit(1); |
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} |
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if ( *cId < 1 ) { |
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printf("ERROR: Negative component id passed to \"context\" routines\n"); |
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exit(1); |
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} |
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/* Save return directory */ |
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getcwd(return_dir[*cId-1], (size_t)DB_LEN); |
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snprintf(run_dir[*cId-1],(size_t)DB_LEN,"%s.%d",COMP_NAME,*cId); |
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/* Switch to run directory */ |
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rc=chdir(run_dir[*cId-1]); |
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if ( rc != 0 ) { |
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fprintf(stderr,"ERROR: Unable to change to component run directory \"%s\", ",run_dir[*cId-1]); |
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fprintf(stderr,"\"%s\"\n",strerror(errno)); |
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exit(1); |
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} |
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} |
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void comp_${comp_nam}_pop_context(int *cId) |
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{ Comp_${comp_nam}_pop_context(cId); } |
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void comp_${comp_nam}_pop_context_(int *cId) |
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{ Comp_${comp_nam}_pop_context(cId); } |
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void comp_${comp_nam}_pop_context__(int *cId) |
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{ Comp_${comp_nam}_pop_context(cId); } |
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void _comp_${comp_nam}_pop_context__(int *cId) |
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{ Comp_${comp_nam}_pop_context(cId); } |
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void Comp_${comp_nam}_pop_context(int *cId) |
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{ |
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int rc; |
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if ( *cId > MAX_COMP_COUNT ) { |
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printf("ERROR: Too many components, need to recompile \"context\" routines with larger value of MAX_COMP_COUNT\n"); |
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exit(1); |
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} |
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if ( *cId < 1 ) { |
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printf("ERROR: Negative component id passed to \"context\" routines\n"); |
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exit(1); |
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} |
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/* Switch to return directory */ |
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rc=chdir(return_dir[*cId-1]); |
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if ( rc != 0 ) { |
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fprintf(stderr,"ERROR: Unable to change to component run directory \"%s\", ",run_dir[*cId-1]); |
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fprintf(stderr,"\"%s\"\n",strerror(errno)); |
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exit(1); |
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} |
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} |
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