Mercurial > hg > qm-dsp
diff ext/clapack/src/s_cat.c @ 427:905e45637745
Add the CLAPACK and CBLAS/F2C-BLAS files we use
author | Chris Cannam <c.cannam@qmul.ac.uk> |
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date | Fri, 30 Sep 2016 15:51:22 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ext/clapack/src/s_cat.c Fri Sep 30 15:51:22 2016 +0100 @@ -0,0 +1,86 @@ +/* Unless compiled with -DNO_OVERWRITE, this variant of s_cat allows the + * target of a concatenation to appear on its right-hand side (contrary + * to the Fortran 77 Standard, but in accordance with Fortran 90). + */ + +#include "f2c.h" +#ifndef NO_OVERWRITE +#include "stdio.h" +#undef abs +#ifdef KR_headers + extern char *F77_aloc(); + extern void free(); + extern void exit_(); +#else +#undef min +#undef max +#include "stdlib.h" +extern +#ifdef __cplusplus + "C" +#endif + char *F77_aloc(ftnlen, const char*); +#endif +#include "string.h" +#endif /* NO_OVERWRITE */ + +#ifdef __cplusplus +extern "C" { +#endif + + VOID +#ifdef KR_headers +s_cat(lp, rpp, rnp, np, ll) char *lp, *rpp[]; ftnint rnp[], *np; ftnlen ll; +#else +s_cat(char *lp, char *rpp[], ftnint rnp[], ftnint *np, ftnlen ll) +#endif +{ + ftnlen i, nc; + char *rp; + ftnlen n = *np; +#ifndef NO_OVERWRITE + ftnlen L, m; + char *lp0, *lp1; + + lp0 = 0; + lp1 = lp; + L = ll; + i = 0; + while(i < n) { + rp = rpp[i]; + m = rnp[i++]; + if (rp >= lp1 || rp + m <= lp) { + if ((L -= m) <= 0) { + n = i; + break; + } + lp1 += m; + continue; + } + lp0 = lp; + lp = lp1 = F77_aloc(L = ll, "s_cat"); + break; + } + lp1 = lp; +#endif /* NO_OVERWRITE */ + for(i = 0 ; i < n ; ++i) { + nc = ll; + if(rnp[i] < nc) + nc = rnp[i]; + ll -= nc; + rp = rpp[i]; + while(--nc >= 0) + *lp++ = *rp++; + } + while(--ll >= 0) + *lp++ = ' '; +#ifndef NO_OVERWRITE + if (lp0) { + memcpy(lp0, lp1, L); + free(lp1); + } +#endif + } +#ifdef __cplusplus +} +#endif