GNU Make 3.56: Speed patch: Output of $(shell)

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1 total messages Started by Chip Salzenberg Wed, 11 Oct 1989 15:58

#493

Author: Chip Salzenberg
Date: Wed, 11 Oct 1989 15:58

27 lines
1172 bytes

[SPEED PATCH]

This minor coding change speeds up the handling of "$(shell)" output.


Index: function.c
***************
*** 420,428 ****
  		   newlines in its output with spaces, and put
  		   that in the variable output buffer.  */
! 		if (buffer[i - 1] == '\n')
  		  --i;
! 		for (p = buffer; p < buffer + i; ++p)
! 		  if (*p == '\n')
! 		    *p = ' ';
  		o = variable_buffer_output (o, buffer, i);
  	      }
--- 420,428 ----
  		   newlines in its output with spaces, and put
  		   that in the variable output buffer.  */
! 		if (i > 0 && buffer[i - 1] == '\n')
  		  --i;
! 		buffer[i] = '\0';
! 		for (p = buffer; (p = index(p, '\n')) != NULL; ++p)
! 		  *p = ' ';
  		o = variable_buffer_output (o, buffer, i);
  	      }

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